Clinical Study
Treatment Strategy According to Findings on Pressure-Flow Study for Women with Decreased Urinary Flow Rate
Table 1
Baseline parameters in patients with and without bladder outlet obstruction.
| Parameters | Without BOO(1) | With BOO | P-value(2) | () | () |
| Age | 69.5 (8.0)(3) | 46.0 (12.4) | .025 | IPSS | 17.8 (8.3) | 20.0 (7.6) | .471 | QOL index | 5.3 (0.5) | 5.7 (0.5) | .337 | Uroflowmetry | | | | Voided volume (mL) | 223.7 (54.6) | 176.7 (95.0) | .423 | Maximum flow rate (mL/sec) | 8.1 (2.3) | 6.8 (3.2) | .379 | Average flow rate (mL/sec) | 3.7 (1.0) | 3.1 (1.7) | .471 | Postvoid residual urine volume (mL) | 71.3 (69.4) | 236.3 (170.5) | .078 |
| Pressure flow studies | | | | Maximum flow rate (mL/sec) | 8.3 (2.3) | 5.8 (1.5) | .093 | Pressure at maximum flow (cm water) | 23.2 (11.6) | 88.0 (20.2) | .004 | Urethral resistance factor (cm water) | 15.4 (8.0) | 52.9 (11.3) | .004 | Maximum watts factor (W/m2) | 5.2 (2.1) | 12.4 (2.9) | .004 |
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(1)BOO, bladder outlet obstruction (2)Mann-Whitney test (3)Mean (standard deviation).
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